CVE-2023-53085 drm/edid: fix info leak when failing to get panel id

High 7.1 Published Updated

An attacker can read uninitialized kernel memory via EDID logs, potentially exposing sensitive slab data.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2023-53085?

CVE-2023-53085 is a high-severity vulnerability in Linux kernel, published on 2 May 2025. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

In the Linux kernel, the following vulnerability has been resolved:

drm/edid: fix info leak when failing to get panel id

Make sure to clear the transfer buffer before fetching the EDID to avoid leaking slab data to the logs on errors that leave the buffer unchanged.

Which versions are affected by CVE-2023-53085?

It affects 1 product.

Products include Linux kernel.

How do I fix CVE-2023-53085?

Apply the vendor's patch.

Is CVE-2023-53085 being exploited?

There is no known exploitation of CVE-2023-53085 in the wild and no public exploit code.

All Linux kernel vulnerabilities

Sources

Also known as BELL-CVE-2023-53085, DEBIAN-CVE-2023-53085, GHSA-65v7-4r26-q97r, UBUNTU-CVE-2023-53085.

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